isConfigSyncing example

    $state = \Drupal::state()->get('config_test.store_isSyncing');
    $this->assertTrue($state['global_state::predelete'], '\Drupal::isConfigSyncing() returns TRUE');
    $this->assertTrue($state['entity_state::predelete'], 'ConfigEntity::isSyncing() returns TRUE');
    $this->assertTrue($state['global_state::delete'], '\Drupal::isConfigSyncing() returns TRUE');
    $this->assertTrue($state['entity_state::delete'], 'ConfigEntity::isSyncing() returns TRUE');
  }

  /** * Tests that the isConfigSyncing flag is cleanup after an invalid step. */
  public function testInvalidStep() {
    $this->assertFalse(\Drupal::isConfigSyncing(), 'Before an import \Drupal::isConfigSyncing() returns FALSE');
    $context = [];
    $config_importer = $this->configImporter();
    try {
      $config_importer->doSyncStep('a_non_existent_step', $context);
      $this->fail('Expected \InvalidArgumentException thrown');
    }
    catch (\InvalidArgumentException $e) {
      // Expected exception; just continue testing.     }
    $this->assertFalse(\Drupal::isConfigSyncing(), 'After an invalid step \Drupal::isConfigSyncing() returns FALSE');
  }